80290240

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10909}}^1$

素因数の和:10949

約数の個数: 56

約数和(自身を含む): 199522080

約数和(自身を除く): 119231840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 10909, 21818, 43636, 54545, 87272, 109090, 174544, 218180, 250907, 349088, 436360, 501814, 698176, 872720, 1003628, 1254535, 1745440, 2007256, 2509070, 3490880, 4014512, 5018140, 8029024, 10036280, 16058048, 20072560, 40145120, 80290240]

約数ペア:

[(1, 80290240), (2, 40145120), (4, 20072560), (5, 16058048), (8, 10036280), (10, 8029024), (16, 5018140), (20, 4014512), (23, 3490880), (32, 2509070), (40, 2007256), (46, 1745440), (64, 1254535), (80, 1003628), (92, 872720), (115, 698176), (160, 501814), (184, 436360), (230, 349088), (320, 250907), (368, 218180), (460, 174544), (736, 109090), (920, 87272), (1472, 54545), (1840, 43636), (3680, 21818), (7360, 10909)]